Olivia decides to download music from two different websites. In order to figure out when the cost will be the same, she needs to write an equation. Itunes charges $5 to join and $0.75 per download. Spotify charges $9 to join and $0.50 per download. Write an equation to find when the plans will cost the same amount of money.

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re

In right triangle xyz, the right angle is located at vertex y. the length of line segment xy is 12.4 cm. the length of line segment yz is 15.1 cm. which is the approximate measure of angle yzx? 34.8° 39.4° 50.6° 55.2°